baber/WOPTO huggingface dataset:
Patent JP-H08217946-A (JP)
Title: Liquid resin composition and its production
Inventor: DOI MAKOTO
IPC: C08L71/02
Filed: 1995-02-17
Abstract: PURPOSE: To obtain a nonsolvent liq. resin compsn. which can form a film by a conventional film-forming method and can be cured by thermal drying even without using a curative by compounding specific liq. resins. CONSTITUTION: This compsn. is prepd. by compounding 100 pts.wt. liq. resin with 40-900 pts.wt. another liq. resin. The first resin is a copolymer made from 30-95wt.% monomer component comprising a monomer represented by the formula: CH2 =C(CR<1> )COO(Cn H2n O)m R<2> (wherein R<1> is H or CH3 ; R<2> is H or 1-4C alkyl; n is 1-3; and m is 4-25) and/or a monomer represented by the formula: CH2 =C(R<1> )COOR<3> (wherein R<3> is 4-22C alkyl), 5-70wt.% monomer component comprising an epoxidized polymerizable vinyl monomer and/or a carboxylated polymerizable vinyl monomer, and 0-20wt.% other polymerizable vinyl monomer and has a number average mol.wt. of 10,000-200,000. The second resin is represented by the formula: R<4> O(Cn H2n O)m R<5> (wherein R<4> and R<5> are each H, 1-5C alkyl, aryl, or epoxy; n is 1-3; and m is 4-22).
Patent JP-H08217814-A (JP)
Title: Photo initiator composition and coating composition
Inventor: KAMEOKA KATSUYOSHI
IPC: C08F2/50
Filed: 1995-02-17
Abstract: PURPOSE: To obtain a photoinitiator composition having a little odor during printing and in printing matters. CONSTITUTION: This photoinitiator composition comprises a photoinitiator having >=300 molecular weight such as 2-benzyl-2-dimethylamino-1-(4-morphorinophenyl)- butanone-1,2,4,6-trimethylbenzoyldiphenylphosphine oxide, oligo[2-hydroxy-2- methyl-1-[4-(1-methylvinyl)phenyl]propane], 1-(4-dodecylphenyl)-2-hydroxy-2- methylpropane-1-one, 4',4"-diethylisophthalopenone, etc., and ' 4,4'-bis(diethylamino)benzophenone.
Patent JP-H11214411-A (JP)
Title: Manufacture of semiconductor device
Inventor: OSHIMA TOMOYUKI
IPC: H01L21/338
Filed: 1998-01-27
Abstract: PROBLEM TO BE SOLVED: To provide a manufacture of a semiconductor device that can reduce the gate resistance of MESFET (Schottky-gate type field-effect transistor). SOLUTION: After forming an Al gate electrode forming pattern 104 on an active layer 102 of a GaAs substrate 100, an n<+> region 108 is formed by ion implantation using the gate electrode forming pattern 104 and a photo resist pattern 106 as masks. After removing the photo resist pattern 106, a SiO2 film layer 110 is formed all over the surface, then a photo resist layer 112 is formed to coat the SiO2 film layer 110. The photo resist layer 112 and the SiO2 film layer 110 are etched at the same etching rate until the upper part of the gate electrode forming pattern 104 is exposed. After removing the photo resist layer 112 and selectively removing the gate electrode forming pattern 104 using HCl, a gate electrode 114 comprising an Au layer that is low- resistance metal is formed on the exposed active layer 102.
Patent JP-H01206864-A (JP)
Title: Stroke type stepping motor
Inventor: HIRATSUKA KO
IPC: H02K37/24
Filed: 1988-02-10
Abstract: PURPOSE:To improve assembling performance and mounting performance, by securing a ball bearing for supporting a rotor with no rattling in the direction of rotary shaft and providing a switching mechanism openable/closable through a lead screw. CONSTITUTION:In a stroke type stepping motor, a rotor 4 having a magnet 5 rotates through the rotary magnetic field produced by means of coils 11a, 11b in stators 10a, 10b. A female screw is threaded in the central hole of the rotor 4 and constitutes a gearing mechanism 9 together with the male screw of a lead screw 6, where a slider 3 and the screw 6 thereof are not rotatable but movable in the axial direction. A switching mechanism 26 is arranged at one end of the screw 6 opposite to the slider 3, and a slide switch 23 movable together with a movable plate is provided. Furthermore, a movable plate 20 co-operates with the slider 23 to perform ON, OFF operation of a contact 17a and the contact 17b of a fixed plate 19. By such arrangement, highly accurate positioning control can be made.
Patent JP-H09223837-A (JP)
Title: Laser power supply device
Inventor: MORIO KOICHI
IPC: H01S3/097
Filed: 1996-02-16
Abstract: PROBLEM TO BE SOLVED: To provide a laser power supply without the delay of rise time and fall time and with ripple voltage is suppressed to the minimum. SOLUTION: A rectifying part D1 converts supplied alternate current into direct current, and a control part 19 controls the power of the converted direct current by controlling the first switching element Q1 of a DC/DC converter part 17 and smoothes the direct current with an inductor L. With a second switching element Q2, the current to a laser exciting light source FL is cut off while in the state of flowing the current to the inductor L when the power is not supplied to the laser exciting light source FL is not supplied, and when the power is supplied to the laser exciting light source, the current is supplied to it. When multiple layers of the DC/DC converter parts 17 are provided, the control part 19 controls the first switching element Q1 of each layer to overlap the current to obtain the current of desired waveform.
Patent JP-H09223917-A (JP)
Title: On-vehicle antenna
Inventor: ITO YASUHIKO
IPC: B60R25/24
Filed: 1996-02-16
Abstract: PROBLEM TO BE SOLVED: To provide an on-vehicle antenna provided with non-directivity for which the degree of freedom of an installation place is high. SOLUTION: Two conductors 16a and 16b provided with the length L of about 1/4 wavelength λ/4 of transmission/reception radio waves 21 are twisted over the entire length of the conductors 16a and 16b and formed. By twisting them for the prescribed number of times, a directivity synthesis part 16 capable of urging the improvement of a gain and synthesizing desired directivity is formed, open ends 12a and 12b are formed on one end of the directivity synthesis part 16 and transmission/reception ends 14a and 14b are formed on the other end.
Patent JP-H08280659-A (JP)
Title: X-ray ct scanner
Inventor: ARADATE HIROSHI
IPC: A61B6/03
Filed: 1996-02-16
Abstract: PURPOSE: To prevent an artifact from being generated and to improve the quality of an image even if the focus of an X-ray tube is moved by letting the main shadow of an X-ray beam into an X-ray detector and obtaining a stable good X-ray detecting signal and an image. CONSTITUTION: An X-ray tube 10 and an X-ray detector (a two-dimensional detector) 11 and a pre-collimeter 15 inserted between the X-ray tube 10 and a subject P to be examined are provided. A means for controlling the width or the position of an aperture in the slice direction of the pre-collimeter 15 (a pre-collimeter driving device 17, a stage driving device 18, a stage controlling device 33 and a main controlling device 30) in such a way that only the main shadow of the X-ray beam is let into over the whole width in the slice direction of e.g. a specified detecting element row of the X-ray detector 11, and a means for reconstituting the X-ray CT image (an image reconstituting device 35) based on the detected data are provided.  In addition, based on the amt. of movement of the focus of the X-ray, the width and/or the position of the aperture in the slice direction of the pre-collimater 15 are controlled.
Patent JP-S60173863-A (JP)
Title: Resin-molded semiconductor device
Inventor: YAMAZAKI TOYOAKI
IPC: H05K1/18
Filed: 1984-02-20
Abstract: PURPOSE:To facilitate the mounting to a printed circuit board by a method wherein the tips of at least two of outer leads led out of the resin part almost in planar form are bent downward in a vertical direction. CONSTITUTION:This semiconductor device has outer leads 4b for positioning led out in the directions of diagonals of the mold resin part in addition to outer leads 4a for electrode. These outer leads 4a are bent downward in a vertical direction in the tips so as to be inserted to the positioning holes 7 bored in the printed circuit board 5. As a result, an electrode pattern 6 and the outer leads 4a can be subjected to accurate positioning. At least two of outer leads for positioning enable sufficient positioning. It is not always necessary that a lead- out direction is on a diagonal, and besides the outer leads 4a for electrode also can be utilized for positioning.
Patent JP-S56126131-A (JP)
Title: Manufacture of frp tube having recessed and protruded parts on internal surface thereof
Inventor: KASHIWAGI KATSUHIKO
IPC: F16L9/12
Filed: 1980-03-11
Abstract: PURPOSE: To obtain the captioned FRP tube having a strong power for adhering mortar or the like and suitable for catching a steel tube pile driven into the sea by a method werein a thermosetting resin impregnated fabric material is wound on a mandrel around which the recessed and protruded parts forming sheet is wound and the sheet is removed after the fabric material is hardened.  
     CONSTITUTION: A mold releasing material 4 is preferably wound in spiral on a steel belt 3 wound in spiral around the mandrel 2 rotated by a mandrel driving and forming mechanism 1, for example. Subsequently, the recessed and protruded parts forming sheet 5 (preferably a soluble embossed sheet, a textile or the like) is wound in spiral, further, the thermosetting resin impregnated fabric material layer 6 is wound thereon. A surface covering layer 7 is preferably wound lastly and all of them are passed through a device 8 for heating process to harden and release from the mold, thereafter, the mold releasing material 4 on the internal surface of the FRP tube and the recessed and protruded parts forming sheet 5 are removed. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S59154644-A (JP)
Title: Magnetic recording medium
Inventor: ZAITSU HIROSHI
IPC: C08G18/71
Filed: 1983-02-23
Abstract: PURPOSE:To obtain a magnetic recording medium with superior durability by coating the surface of a vapor-deposited magnetic metallic film with an isocyanate compound to improve the wear resistance of the metallic film. CONSTITUTION:A typical example of an isocyanate compound is represented by one of chemical structural formulae (a)-(e) (where R is alkyl, preferably 12- 18C alkyl). The surface of a vapor-deposited magnetic metallic film is coated with the isocyanate compound by 30-20mg/m<2> using a proper volatile org. solvent. The wear resistance of the metallic film is considerably improved by coating with the compound having one isocyanate group in the molecule, and superior durability is provided.
Patent JP-H05230606-A (JP)
Title: Hot dip metal coating method and device
Inventor: KAWASHIMA SHINJI
IPC: C23C2/40
Filed: 1992-02-18
Abstract: PURPOSE:To decrease the adhesion of impurities to a plated steel strip and to improve the quality and yield of products by passing the molten metal in a plating bath cell into the devices having the function of a centrifugal sepn. and flotation, thereby removing the solid inclusions in the molten metal. CONSTITUTION:The device 8 having the function to centrifugally separate the solid inclusions in the molten metal 3 and the device 9 having the function to make the flotation of the solid inclusions in the molten metal 3 are prepd. The molten metal (for example, zinc) 3 for example, a plating cell 2 sucked up by a pump 7, is passed through the device 8, then through the device 9, by which the solid inclusions are removed. The molten metal 3 cleaned in such a manner is then circulated into the plating bath cell 2.
Patent JP-S60172432-A (JP)
Title: Tool holding device
Inventor: OOTSUKI SHIGERU
IPC: B23Q3/155
Filed: 1984-02-20
Abstract: PURPOSE:To make an automatic change for tools attainable, by joining an engaging part on the tip end surface of a frame body closely to an engaged part at the tool back surface in a tool holding device, while energizing a magnet inside the frame body with an electric current and thereby holding a tool. CONSTITUTION:An engaged part of a tool T back surface is engaged with an engaging part 16 on a tip end surface 1a of a frame body 1, while the tool T back surface is closely joined to the tip end surface 1a of the frame body 1. If so, an electric current flows in a magnet 2 housed inside the frame body 1 whereby the tool T is chucked. Likewise, when the tool T back surface is closely joined to the tip end surface 1a of the frame 1, a latching part 3a at the tip end of a tool latch shaft 3 is engageably situated in a latched part for drop prevention of the back surface of the tool T in consequence. Successively, when a turning device 4 is driven, the tool latching shaft 3 rotates at the specified angle, making the latched part of the tool engage thereat. Accordingly, reaction force out of a work against the tool T overcomes the magnetic attraction of the magnet 2 so that if power feed to the magnet is intercepted, the tool T may not be detached at all.
Patent JP-S62187562-A (JP)
Title: Production of fiber reinforced cylinder block
Inventor: SAKUMA TAKESHI
IPC: B22D19/14
Filed: 1986-02-14
Abstract: PURPOSE:To obtain a fiber reinforced composite having uniform strength by pressurizing and filling a molten metal into thin-walled cylindrical fiber moldings fitted with reinforcing cylinders made of a metal having good machinability on the inside to obtain the fiber reinforced composites then machining away the reinforcing cylinders. CONSTITUTION:The stock for a fiber reinforced cylinder S is constituted of the cylindrical fiber reinforced composites Cf around cylinder boress 4 for cylinder barrels 11-14. The thin-walled cylindrical fiber moldings F fitted with the reinforcing cylinders T made of the metal having good machinability on the inside are disposed to the composite Cf molding parts of a casting mold in the stage of casting. The stock of the cylinder block S is cast by a pressure in the above-mentioned manner; at the same time, the molten metal is filled to the moldings F to obtain the composites Cf. The reinforcing cylinders T are machined away from the stock of the cylinder block S, by which the cylinder bores 4 are formed. The fiber reinforced composite having the uniform strength over the entire part is thus formed.
Patent JP-H06244631-A (JP)
Title: Antenna module for space
Inventor: KOJIMA HIROSHI
IPC: H01Q1/12
Filed: 1993-02-19
Abstract: PURPOSE:To provide a antenna module which is extremely light in weight, improves rigidity, is satisfactorily immune to vibration load at the time of launching a rocket, further, decreases the number of parts and reduces production cost. CONSTITUTION:This antenna module is composed of an offset Gregorian antenna system composed of a main reflection mirror 3 composed of one part of a rotary paraboloid, sub reflection mirror 11 composed of one part of a rotary elliptic plane with the focal point of the main reflection mirror 3 as one of focal points of itself and power feeding part 4 installed at the other focal point of the rotary elliptic plane of the sub reflection mirror 11, and an antenna tower 5 provided with an opening part 9 for avoiding the ray pass of radio waves at the focal point of the main reflection mirror 3 or near the focal point while supporting the main reflection mirror 3, sub reflection mirror 11 and power feeding part 4 at the prescribed position and direction.
Patent JP-H01205506-A (JP)
Title: Rare earth and iron-based resin-bonded magnet
Inventor: SAEGUSA EIJI
IPC: H01F7/02
Filed: 1988-02-12
Abstract: PURPOSE:To realize a magnet whose corrosion resistance and weatherability are excellent by coating the surface of a rare earth and iron-based resin-bonded magnet with a thermoplastic resin by using an extrusion molding operation. CONSTITUTION:A thermoset resin as a binder is added to a magnetic powder which is composed basically of a rare-earth metal, iron and boron; this mixture is compressed and molded; a magnet is formed. The surface of the rare earth and iron-based resin-bonded magnet formed in this manner is coated with a thermoplastic resin such as polyamide, polyphenylene sulfide, polycarbonate or the like. One part of said iron may be constituted by at least one or more transition metal groups selected from transition metal groups other than iron such as cobalt or the like. By this constitution, it is possible to obtain the magnet whose corrosion resistance and weatherability are excellent. In addition, it is possible to enhance the mechanical strength of the magnet body.
Patent JP-S57147126-A (JP)
Title: Head tracking controller
Inventor: MISHINA MASAMITSU
IPC: G11B21/08
Filed: 1981-03-05
Abstract: PURPOSE:To avoid the disturbance of screen due to noise in consecutive reproduction, by turning a pulse motor for one track's share only for the tracking in  the consecutive reproduction and avoiding the position correction of heads. CONSTITUTION:A tracking control circuit 32 reads a change in a reproducing output signal from a head 11 to shift the head 11 on the optimum position on a reproducing track and gives an instruction to a pulse motor drive circuit 33. A control circuit 31 gives a signal to one input of a 2-input AND circuit 35, and a pulse signal is applied to another input from a detector 36. This pulse signal is a pulse signal transmitted at each one period of a tape 14 and an AND circuit 35 supplies a pulse signal to a track shift number setting circuit 38. The setting circuit 38 sets the number of pulses to move the head track 11. The shift number setting circuit 38 supplies pulses to a pulse counter 39 by the required number for the shift of one track pitch length.
Patent JP-H05340241-A (JP)
Title: Drive unit particularly for motor vehicle
Inventor: HERUMUUTO SHIYUTORIIBITSUHI
IPC: F01N5/02
Filed: 1993-02-19
Abstract: PURPOSE: To most suitably maintain fuel cost and output by constituting a cylinder as a thermal energy storage mechanism in unstable load category of an engine, and introducing exhaust gas of the engine to the cylinder to actuate an evaporation process while a high engine thermal load is requested. CONSTITUTION: A drive unit of a motor vehicle has an engine and a thermal exhaust unit. As for the thermal exhaust unit, a rotating cylinder 15 is retained in a case 16 and a steam turbine 18 is connected to the rotating cylinder 15 via shaft 17, and devices introducing liquid medium to the inner space 22 of the cylinder 15 are respectively connected to the steam turbine 18. In this case, while a ring chamber 25 is defined between the cylinder 15 and the case 16, a counter current heat exchanger 35 is thus constituted. In the unstatic category of the engine, the exhaust thermal energy is accumulated in the cylinder 15. Besides, the accumulated exhaust thermal energy is utilized in the engine for the aim of actuating an evaporation process when a high output is necessary.
Patent JP-S62189181-A (JP)
Title: Printer
Inventor: HORI FUMIHISA
IPC: B41J7/48
Filed: 1986-02-17
Abstract: PURPOSE:To provide a printer reduced in power consumption and capable of being assembled with favorable operability, by a construction wherein a type wheel for which type selection is not required is fastened at a predetermined position by engaging a selection pawl being in a stand-by state with a fastening projected part of a selection ratchet. CONSTITUTION:When a tooth part 13 of a selection ratchet 6 is fastened to a selection pawl 25 to hold the rotation of the ratchet 6, the subsequent rotation of a driving shaft 2 in the direction of an arrow D is accompanied by fastening of a substantially central part of a first arm part 22 of a driving pawl 20 to a release pin 17 provided on the ratchet 6 and an outward movement of the part 22. By this, a projection 21 of the first arm part 22 is disengaged from a notched part 3 of the driving shaft 2, and the transmission of the rotating force of the driving shaft 2 to the ratchet 6 and a type wheel 5 is cut off. A pawl part 26 of the selection pawl 25 is engaged into a ink groove 8 provided in the type wheel 5, for obviating a positional deviation of the type wheel 5 for which type selection has been performed.
Patent JP-S58157909-A (JP)
Title: Device for utilizing heat
Inventor: YAMAMOTO SETSUO
IPC: F23L7/00
Filed: 1982-02-27
Abstract: PURPOSE:To recover the quantity of the heat retained by the waste gases of a turbine and to reduce the fuel consumption of a hot-stove by using the exhaust gases of the gas turbine as air for combustion in the hot stove. CONSTITUTION:The air compressed with a compressor 1 is conducted as primary air and secondary air to a burner 2, where fuel is burned by the primary air and combustion gases of high temp. and high pressure are generated. Further the gases are diluted and cooled with the secondary air and are supplied to a turbine 3. The exhaust gases of the turbine 3 in which a large amt. of oxygen is incorporated by the secondary air and which has a high temp., for example, about 500 deg.C, is conducted to the combustion chamber 6 of a hot-stove 5 in a combustion stage to burn the fuel supplied from a pipeline 7. The combustion gases are conducted into a regenerating chamber 8, where the gases are passed through the checker work to heat the same. The combustion gases are then released from a pipeline 9 through a damper valve into the atmosphere. When the hot-air oven 5 is switched to a blasting stage, the exhaust gases of the turbine 3 are utilized in the other hot stove which is in a combustion stage.
Patent JP-H09222948-A (JP)
Title: Pointing device and production of the same
Inventor: ENDOU MICHIKO
IPC: G06F3/033
Filed: 1996-02-19
Abstract: PROBLEM TO BE SOLVED: To improve sensitivity and to miniaturize a pointing device in the case of sending an input signal corresponding to the direction and strength of load impressed to an input member. SOLUTION: This pointing device is provided with a base 13, a supporter 14 straightly erected from the upper face of the base 13, plural elastically deformable elastic elements 15 extended from the upper end part of the supporter 14 to the side of the supporter 14, and strain gauge 16 for detecting the strain quantity of elastic elements 15, and an input member 12 is supported at the top end parts of four elastic elements 15. The supporter 14 and the elastic elements 15 can be integrally formed and, as its method, a sacrifice layer can be utilized as well. When silicon is used for the base 13, the signal processing circuit of the strain gauge 16 can be formed on the substrate 13.
Patent JP-S52114222-A (JP)
Title: Magnet irasing device
Inventor: MURAKAMI MASAHARU
IPC: H04N9/29
Filed: 1976-03-22
Abstract: PURPOSE: To reduce production steps during the time of assemblying the sets, by eliminating need of mounting or demounting the magnet eraser coil as the magnetic eraser coil is constructed in one unit with the cathode ray tube, fitted within the tension band installed around the periphery of the cathode ray tube. 
     COPYRIGHT: (C)1977,JPO&Japio